Though cell phone etiquette has been reasonably well-defined in most areas of our lives, the one place where the rules are unclear is the workplace. Some experts contend that cell phones, like cigarettes, will soon be banned from offices entirely. While it is unclear exactly what, if any, changes will occur for cell phone users at work, it is certain that many people find them to be an irritation.
See "Just a Minute, Boss. My Cellphone Is Ringing.", John Leland, The New York Times, July 6, 2005